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2589e668 | 1 | #include "TGliteXmlEventlist.h" |
2 | ||
3 | /////////////////////////////////////////////////////////////////////////////////////// | |
4 | // class to read gLite XML collections | |
5 | // Autor: Dr. A.-J. Peters - CERN 2004/ALICE Mail-to: Andreas.Joachim.Peters@cern.ch | |
6 | /////////////////////////////////////////////////////////////////////////////////////// | |
7 | ||
8 | // example: | |
9 | // --------------------------------------------------------------------------------- | |
10 | // TGliteXmlEventlist* evlist = new TGliteXmlEventlist("/tmp/fileset.rxml"); | |
11 | // evlist->Reset() | |
12 | // // loop over all events | |
13 | // while (evlist->Next()) { | |
14 | // printf("URL for file AliESDs.root is: \n", evlist->GetURL("AliESDs.root")); | |
15 | // } | |
16 | // delete evlist; | |
17 | // --------------------------------------------------------------------------------- | |
18 | ||
19 | #include <TCollection.h> | |
20 | #include <TMap.h> | |
21 | #include <TObjString.h> | |
22 | #include <TXMLEngine.h> | |
23 | #include <TList.h> | |
24 | ||
25 | ||
26 | ClassImp(TGliteXmlEventlist) | |
27 | ||
28 | ||
29 | TGliteXmlEventlist::TGliteXmlEventlist(const char* localfilename) { | |
30 | //Andi - please put a comment | |
31 | fXmlFile = localfilename; | |
32 | fEventList = new TList(); | |
33 | fEventList->SetOwner(kTRUE); | |
34 | fEventListIter = new TIter(fEventList); | |
35 | fCurrent = 0; | |
36 | ReadXML(); | |
37 | } | |
38 | ||
39 | TGliteXmlEventlist::~TGliteXmlEventlist() { | |
40 | //Andi - please put a comment | |
41 | delete fEventList; | |
42 | delete fEventListIter; | |
43 | } | |
44 | ||
45 | void | |
46 | TGliteXmlEventlist::Reset() { | |
47 | //Andi - please put a comment | |
48 | fEventListIter->Reset(); | |
49 | fCurrent = 0; | |
50 | } | |
51 | ||
52 | TMap* TGliteXmlEventlist::Next() { | |
53 | //Andi - please put a comment | |
54 | fCurrent = (TMap*)fEventListIter->Next(); | |
55 | return fCurrent; | |
56 | } | |
57 | ||
58 | void TGliteXmlEventlist::ReadXML() { | |
59 | //Andi - please put a comment | |
60 | TXMLEngine* xml = new TXMLEngine(); | |
61 | xmlDocPointer xdoc = xml->ParseFile(fXmlFile); | |
62 | xmlNodePointer xglite = xml->DocGetRootElement(xdoc); | |
63 | xmlNodePointer xdtext = xml->GetChild(xglite); | |
64 | xmlNodePointer xcollection = xml->GetNext(xdtext); | |
65 | ||
66 | xmlNodePointer xtext = 0; | |
67 | xmlNodePointer xevent = 0; | |
68 | xmlNodePointer xtextnext = 0; | |
69 | xmlNodePointer xeventnext = 0; | |
70 | Bool_t first_event=kTRUE; | |
71 | do { | |
72 | if (first_event) { | |
73 | xtextnext = xml->GetChild(xcollection); | |
74 | first_event = kFALSE; | |
75 | } else { | |
76 | xtextnext = xml->GetNext(xevent); | |
77 | } | |
78 | ||
79 | if (xtextnext) { | |
80 | xeventnext = xml->GetNext(xtextnext); | |
81 | xtext = xeventnext; | |
82 | xevent = xeventnext; | |
83 | } else { | |
84 | xtext = 0; | |
85 | } | |
86 | ||
87 | if (xevent) { | |
88 | if (xml->GetAttr(xevent,"name")) { | |
89 | TMap* files = new TMap(); | |
90 | ||
91 | // here is our event | |
92 | // printf("Found xevent: %s\n",xml->GetAttr(xevent,"name")); | |
93 | ||
94 | Bool_t first_file = kTRUE; | |
95 | ||
96 | xmlNodePointer xfile = 0; | |
97 | xmlNodePointer xfiletext = 0; | |
98 | ||
99 | xmlNodePointer xfilenext = 0; | |
100 | xmlNodePointer xfiletextnext = 0; | |
101 | do { | |
102 | if (first_file) { | |
103 | xfiletextnext = xml->GetChild(xevent); | |
104 | first_file = kFALSE; | |
105 | } else { | |
106 | xfiletextnext = xml->GetNext(xfile); | |
107 | } | |
108 | ||
109 | if (xfiletextnext) { | |
110 | xfilenext = xml->GetNext(xfiletextnext); | |
111 | xfiletext = xfilenext; | |
112 | xfile = xfilenext; | |
113 | } else { | |
114 | xfile = 0; | |
115 | xfiletext = 0; | |
116 | } | |
117 | if (xfile) { | |
118 | // here we have an event file | |
119 | // printf("Found file: %s\n",xml->GetAttr(xfile,"name")); | |
120 | ||
121 | // get the attributes; | |
122 | // xml->GetAttr(xfile,"comment"); | |
123 | // xml->GetAttr(xfile,"date"); | |
124 | // xml->GetAttr(xfile,"group"); | |
125 | // xml->GetAttr(xfile,"guid"); | |
126 | // xml->GetAttr(xfile,"path"); | |
127 | // xml->GetAttr(xfile,"permissions"); | |
128 | // xml->GetAttr(xfile,"pfn"); | |
129 | // xml->GetAttr(xfile,"se"); | |
130 | // xml->GetAttr(xfile,"size"); | |
131 | // xml->GetAttr(xfile,"user"); | |
132 | ||
133 | Bool_t first_mirror = kTRUE; | |
134 | ||
135 | xmlNodePointer xmirror = 0; | |
136 | xmlNodePointer xmirrortext = 0; | |
137 | ||
138 | xmlNodePointer xmirrornext = 0; | |
139 | xmlNodePointer xmirrortextnext = 0; | |
140 | ||
141 | do { | |
142 | if (first_mirror) { | |
143 | xmirrortextnext = xml->GetChild(xfile); | |
144 | first_mirror = kFALSE; | |
145 | } else { | |
146 | xmirrortextnext = xml->GetNext(xmirror); | |
147 | } | |
148 | ||
149 | if (xmirrortextnext) { | |
150 | xmirrornext = xml->GetNext(xmirrortextnext); | |
151 | xmirrortext = xmirrornext; | |
152 | xmirror = xmirrornext; | |
153 | } else { | |
154 | xmirror = 0; | |
155 | xmirrortext = 0; | |
156 | } | |
157 | if (xmirror) { | |
158 | // here we have a file mirror | |
159 | xml->GetAttr(xmirror,"name"); | |
160 | xml->GetAttr(xmirror,"domain"); | |
161 | xml->GetAttr(xmirror,"latitude"); | |
162 | xml->GetAttr(xmirror,"longitude"); | |
163 | xml->GetAttr(xmirror,"location"); | |
164 | xml->GetAttr(xmirror,"master"); | |
165 | xml->GetAttr(xmirror,"site"); | |
166 | xml->GetAttr(xmirror,"rootd"); | |
167 | const char* master = 0; | |
168 | if ( (master = xml->GetAttr(xmirror,"master"))) { | |
169 | if (atoi(master) == 1) { | |
170 | files->Add(new TObjString(xml->GetAttr(xfile,"name")) , new TObjString(xml->GetAttr(xmirror,"rootd"))); | |
171 | } | |
172 | } | |
173 | // printf("Found File Mirror: %s\n",xml->GetAttr(xmirror,"name")); | |
174 | } | |
175 | } while (xmirror); | |
176 | } | |
177 | } while (xfile); | |
178 | // printf("Adding files\n"); | |
179 | fEventList->Add(files); | |
180 | } | |
181 | } | |
182 | } while ( xtext ); | |
183 | delete xml; | |
184 | } | |
185 | ||
186 | const char* TGliteXmlEventlist::GetURL(const char* filename) const { | |
187 | //Andi - please put a comment | |
188 | if (fCurrent) { | |
189 | TObjString* obj = (TObjString*)fCurrent->GetValue(filename); | |
190 | if (obj) { | |
191 | if (strlen(obj->GetName())) | |
192 | return (obj->GetName()); | |
193 | else | |
194 | return 0; | |
195 | } else { | |
196 | return 0; | |
197 | } | |
198 | } else { | |
199 | return 0; | |
200 | } | |
201 | } | |
202 | ||
203 | ||
204 | void TGliteXmlEventlist::Print(Option_t */*opt*/) const { | |
205 | //Andi - please put a comment | |
206 | printf("Dumping %d elements\n",fEventList->GetSize()); | |
207 | TIter next(fEventList); | |
208 | TMap* filemap; | |
209 | Int_t count=0; | |
210 | while ( (filemap = (TMap*)next()) ) { | |
211 | count++; | |
212 | printf("Printing Element %d\n",count); | |
213 | filemap->Print(); | |
214 | } | |
215 | } | |
216 | ||
217 | ||
218 |